Wholesale High Quality Thermal Gas Flowmeter Portable
Model NO.: DMF-1-Series
Measuring Media: Gas
Measuring Principle: Thermodynamic
Measurement Object: Closed Pipeline
Certification: JIS, DIN, ANS, GB, CE, RoHS, ISO
Trademark: Sincerity
Transport Package: Carton/ Wooden Box Package
Origin: China
HS Code: 9026801000
Please attention:Â BEIJING SINCERITY FACTORY OFFER YOU:Â
Certification
Kindly reminder:Â
all our certifications is REAL ONE.Â
NOT FAKE ,NOT FAKE, NOT FAKE !!!
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PLEASE CONTACT US TO SHOW YOU !!!Â
WE HAVE CERTIFICATIONS FOR:Â
1. Quality control certifications: ISO 9001/ ISO 4001/ OHSAS 18001Â
2. CE CertificateÂ
3. Explosion Proof CertificateÂ
4. Certificate of OriginÂ
5. Production License, and Environmentally Friendly Certificate.Â
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Production Description:Â
|  | Insertion Type | Segment Type |
| Measuring media | Various gases (except for acetylene gas)       | |
| Range of pipe diameter | DN80-6000 mm | DN15-2000 mm |
| Velocity range | 0.5-100 Nm/s | |
| Accuracy | ±1.0% | |
| Working temperature | Sensor: normal temperature type -10ºC to +200ºC, high temperature type -10ºC to +350ºC; converter:-20ºC to +45ºC (for special environment, specify) |
|
| Working pressure | Media pressure≤2.5Mpa | Media pressure≤4.0Mpa |
| Power supply | Integrated type machine (DC24V or AC220V ≤18W), detachable converter (AC220V  ≤19W) |
|
| Response speed | 1S | |
| Output signal | 4-20mA (photoelectric isolation, maximum load 500Ω) | |
| RS-485 (photoelectric isolation) | ||
| Pipeline material | Carbon steel, stainless steel and plastic, etc. | |
| Display | Integrated type: 8-bit field + 24 prompts | |
| Detachable type: 10x2 Chinese characters | ||
| Display content | Mass flow, volume flow under normal condition, integrated flow, standard time and integrated runtime, etc. |
|
| Outline of detachable converter | Wall-hanging type: 213x185x107mm | |
| Panel-mounting type: 160x80x160mm | ||
| Distance between detachable converter and primary instrument | ≤25m(primary instrument is powered by detachable converter), | |
| ≤1000m (primary instrument is powered on the site) | ||
| Degree of protection of detachable converter | Wall-hanging type: IP65 | |
| Panel-mounting type: IP52 | ||
| Degree of protection of primary instrument | IP67 | |
| Explosive-proof grade of primary instrument | ExIICT4 | |
| Sensor materials | Stainless steels | Stainless steel, carbon steels |
Upper Limit of the normal usage of gas measurement:Â
| Model | DN(mm) | Air | N2Â (Nitrogen) | O2Â (Oxygen) | H2Â (Hydrogen) |
| DMF-1-980-3 | 3 | 2 | 2 | 1 | 0.4 |
| DMF-1-980-6 | 6 | 10 | 10 | 5 | 1.6 |
| DMF-1-980-8 | 8 | 18 | 18 | 9 | 2.8 |
| DMF-1-980-10 | 10 | 28 | 28 | 14 | 4 |
| DMF-1-980-15 | 15 | 65 | 65 | 32 | 10 |
| DMF-1-980-25 | 25 | 175 | 175 | 89 | 28 |
| DMF-1-980-32 | 32 | 290 | 290 | 144 | 45 |
| DMF-1-980-40 | 40 | 450 | 450 | 226 | 70 |
| DMF-1-980-50 | 50 | 700 | 700 | 352 | 110 |
| DMF-1-980-65 | 65 | 1200 | 1200 | 600 | 185 |
| DMF-1-980-80 | 80 | 1800 | 1800 | 900 | 280 |
| DMF-1-980-100 | 100 | 2800 | 2800 | 1420 | 470 |
| DMF-1-980-125 | 125 | 4400 | 4400 | 2210 | 700 |
| DMF-1-980-150 | 150 | 6300 | 6300 | 3200 | 940 |
| DMF-1-980-200 | 200 | 10000 | 10000 | 5650 | 1880 |
| DMF-1-980-250 | 250 | 17000 | 17000 | 8830 | 2820 |
| DMF-1-980-300 | 300 | 25000 | 25000 | 12720 | 4060 |
| DMF-1-980-400 | 400 | 45000 | 45000 | 22608 | 7200 |
| DMF-1-980-500 | 500 | 70000 | 70000 | 35325 | 11280 |
| DMF-1-980-600 | 600 | 100000 | 100000 | 50638 | 16300 |
| DMF-1-980-700 | 700 | 135000 | 135000 | 69240 | 22100 |
| DMF-1-980-800 | 800 | 180000 | 180000 | 90432 | 29000 |
| DMF-1-980-900 | 900 | 220000 | 220000 | 114500 | 77807 |
| DMF-1-980-1000 | 1000 | 280000 | 280000 | 141300 | 81120 |
| DMF-1-980-1200 | 1200 | 400000 | 400000 | 203480 | 91972 |
| DMF-1-980-1500 | 1500 | 600000 | 600000 | 318000 | 101520 |
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